Product Description

The Keyence MS-H100 is a compact 100W switching power supply designed for industrial automation applications. It delivers a stable 24V DC output at 4.5A, ensuring reliable power for various control systems. With a wide input voltage range of 85 to 264 VAC and 120 to 340 VDC, it offers versatility for global applications. The MS-H100 features a built-in 2-digit 7-segment LED display for easy monitoring and diagnostics. Its robust design includes overcurrent and overvoltage protection, making it suitable for demanding environments.​

Technical Specifications

• Model: MS-H100
• Type: Switching Power Supply
• Input Voltage: 85 to 264 VAC (50/60 Hz), 120 to 340 VDC
• Input Current:
• 2.1 A (at 100 VAC)
• 1.3 A (at 200 VAC)
• Power Factor:
• 0.99 (at 100 VAC)
• 0.95 (at 200 VAC)
• Efficiency:
• 82% (at 100 VAC)
• 85% (at 200 VAC)
• Leakage Current:
• 0.4 mA (at 100 VAC)
• 0.75 mA (at 200 VAC)
• Rush Current:
• 25 A (at 100 VAC)
• 50 A (at 200 VAC)
• Output Voltage: 24 V DC
• Rated Output Current: 4.5 A
• Ripple/Noise Voltage: 180 mV (p-p) or less
• Input Fluctuation: 0.4% or less
• Load Fluctuation: 1.5% or less
• Temperature Fluctuation: 0.02%/°C max.
• Startup Time: 500 ms max. (at 0 to 55°C)
• Output Holding Time: 20 ms min. (at 25°C)
• Overcurrent Protection: Activates at 5.3 A or more
• Overvoltage Protection: Present
• Display: 2-digit 7-segment LED
• Power-Off Memory Time: Approx. 10 years (at 20°C)
• Display Resolution: 0.1 A / 0.4 V / 1%
• Safety Standards:
• UL508, UL60950-1
• CSA C22.2 No.14, CSA C22.2 No.60950-1
• EN60950-1, EN50178
• IEC60950-1
• EMC Standards:
• FCC Part15B Class A
• EN55011 Class A
• EN61000-6-2
• Harmonic Current Emissions: EN61000-3-2
• Environmental Resistance:
• Insulation Resistance: 100 MΩ min. (with 500 VDC megohmmeter)
• Ambient Temperature: -10 to +55°C (No freezing)
• Storage Temperature: -20 to +70°C (No freezing)
• Relative Humidity: 25% to 85% RH (No condensation)
• Withstand Voltage:
• 3.0 kVAC (Input-Output)
• 2.0 kVAC (Input-FG)
• 500 VAC (Output-FG)
• Vibration Resistance: 10 to 57 Hz, Double amplitude 0.3 mm, 57 to 500 Hz, 19.6 m/s² (2 G), 5.5-minute cycle, 2 hours in each of the X, Y, and Z directions
• Shock Resistance: Peak acceleration: 300 m/s², 2 times in each of the X, Y, and Z directions
• Weight: Approximately 490 g​